.topbox {
    margin: 30px auto auto auto;
    width: 80%;
    display: flex;
}

.bottombox {
    margin: 30px auto auto auto;
    width: 80%;
}

.leftbox {
    width: 30%;
}

.leftbox img {
    width: 80%;
}

.rightbox {
    width: 70%;
    padding-top: 20px;
}

.flex {
    display: flex;
}

.font1 {
    font-size: 18px;
    font-weight: 600;
    color: #333;
}

.font2 {
    font: 12px "Verdana", "Simsun";
    color: #646464;
    margin-top: 10px;
}

.font5 {
    font: 12px "Verdana", "Simsun";
    color: #1a66b3;
}

.font3 {
    color: #007722;
    font-size: 16px;
    font-weight: 400;
}

.font4 {
    margin: 20px auto;
    text-indent: 32px;
    font: 16px "Verdana", "Simsun";
}

.btnbox {
    margin-top: 40px;
    display: flex;
}

.btn1 {
    width: 130px;
    height: 36px;
    background: #ff2b32;
    margin-right: 30px;
    border-radius: 4px;
    color: white;
    line-height: 35px;
    text-align: center;
}

.btn2 {
    width: 130px;
    height: 36px;
    background: #594ab3;
    margin-right: 30px;
    border-radius: 4px;
    color: white;
    text-align: center;
    line-height: 35px;
}